Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: 2
Darker method: C
Equal score: -0.0588114638509
Darker point darker score: 0.313521821225
darker: 1 (eq: False, dd: False), confidence: 0, worker: A2Q27LZW3VNDIP
darker: E (eq: True, dd: None), confidence: 1, worker: ATN5M0LQEEYGU
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1KH9UPH0D74QJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2VVSQ1PSXKGVE
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1I4YHF7RG58DV
darker: 2 (eq: False, dd: True), confidence: 2, worker: A3HH4LW4MMVHE1
darker: 2 (eq: False, dd: True), confidence: 2, worker: A1S7UPUHFVXX4Z
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1RDQFNF6LD25Z
(0: guessing, 1: probably, 2: definitely)